Swinging Bridge is a historic hydroelectric dam located in Sullivan, New York, along the picturesque Mongaup River.
Wind
Humidity
Built in 1930 by Chas. T. Main, Inc., this private structure stands at an impressive height of 135 feet and spans 975 feet in length. With a storage capacity of 37,000 acre-feet and a surface area of 1,000 acres, Swinging Bridge serves primarily for hydroelectric power generation, but also offers recreational opportunities for visitors to enjoy its scenic surroundings.
Maintained and regulated by the Federal Energy Regulatory Commission, Swinging Bridge poses a high hazard potential due to its size and location. Although its condition assessment is currently listed as "Not Available," the dam's emergency action plan was last revised in November 2020 to ensure preparedness for any unforeseen events. The dam's risk assessment categorizes it as high risk, emphasizing the importance of ongoing monitoring and risk management measures to safeguard both the structure and the surrounding environment.
For water resource and climate enthusiasts, Swinging Bridge presents a fascinating blend of history, engineering, and environmental impact. As a vital component of New York's energy infrastructure, this dam not only generates clean power but also contributes to the region's water management and recreational opportunities. With its rich heritage and significant role in the local ecosystem, Swinging Bridge remains a symbol of human ingenuity and the delicate balance between harnessing natural resources and preserving ecological integrity.
Year Completed |
1930 |
Dam Length |
975 |
Dam Height |
135 |
River Or Stream |
Mongaup River |
Primary Dam Type |
Other |
Surface Area |
1000 |
Drainage Area |
118 |
Nid Storage |
37000 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
135 |